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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>keyboard-shortcut-behavior</title>

<script src="../../bower_components/webcomponentsjs/webcomponents.min.js"></script>
<script src="../../bower_components/web-component-tester/browser.js"></script>
<link rel="import" href="../../test/common-test-setup.html"/>
<link rel="import" href="keyboard-shortcut-behavior.html">

<test-fixture id="basic">
  <template>
    <test-element></test-element>
  </template>
</test-fixture>

<test-fixture id="within-overlay">
  <template>
    <gr-overlay>
      <test-element></test-element>
    </gr-overlay>
  </template>
</test-fixture>

<script>
  suite('keyboard-shortcut-behavior tests', () => {
    let element;
    let overlay;
    let sandbox;

    suiteSetup(() => {
      // Define a Polymer element that uses this behavior.
      Polymer({
        is: 'test-element',
        behaviors: [Gerrit.KeyboardShortcutBehavior],
        keyBindings: {
          k: '_handleKey',
        },
        _handleKey() {},
      });
    });

    setup(() => {
      element = fixture('basic');
      overlay = fixture('within-overlay');
      sandbox = sinon.sandbox.create();
    });

    teardown(() => {
      sandbox.restore();
    });

    test('doesn’t block kb shortcuts for non-whitelisted els', done => {
      const divEl = document.createElement('div');
      element.appendChild(divEl);
      element._handleKey = e => {
        assert.isFalse(element.shouldSuppressKeyboardShortcut(e));
        done();
      };
      MockInteractions.keyDownOn(divEl, 75, null, 'k');
    });

    test('blocks kb shortcuts for input els', done => {
      const inputEl = document.createElement('input');
      element.appendChild(inputEl);
      element._handleKey = e => {
        assert.isTrue(element.shouldSuppressKeyboardShortcut(e));
        done();
      };
      MockInteractions.keyDownOn(inputEl, 75, null, 'k');
    });

    test('blocks kb shortcuts for textarea els', done => {
      const textareaEl = document.createElement('textarea');
      element.appendChild(textareaEl);
      element._handleKey = e => {
        assert.isTrue(element.shouldSuppressKeyboardShortcut(e));
        done();
      };
      MockInteractions.keyDownOn(textareaEl, 75, null, 'k');
    });

    test('blocks kb shortcuts for anything in a gr-overlay', done => {
      const divEl = document.createElement('div');
      const element = overlay.querySelector('test-element');
      element.appendChild(divEl);
      element._handleKey = e => {
        assert.isTrue(element.shouldSuppressKeyboardShortcut(e));
        done();
      };
      MockInteractions.keyDownOn(divEl, 75, null, 'k');
    });

    test('modifierPressed returns accurate values', () => {
      const spy = sandbox.spy(element, 'modifierPressed');
      element._handleKey = e => {
        element.modifierPressed(e);
      };
      MockInteractions.keyDownOn(element, 75, 'shift', 'k');
      assert.isTrue(spy.lastCall.returnValue);
      MockInteractions.keyDownOn(element, 75, null, 'k');
      assert.isFalse(spy.lastCall.returnValue);
      MockInteractions.keyDownOn(element, 75, 'ctrl', 'k');
      assert.isTrue(spy.lastCall.returnValue);
      MockInteractions.keyDownOn(element, 75, null, 'k');
      assert.isFalse(spy.lastCall.returnValue);
      MockInteractions.keyDownOn(element, 75, 'meta', 'k');
      assert.isTrue(spy.lastCall.returnValue);
      MockInteractions.keyDownOn(element, 75, null, 'k');
      assert.isFalse(spy.lastCall.returnValue);
      MockInteractions.keyDownOn(element, 75, 'alt', 'k');
      assert.isTrue(spy.lastCall.returnValue);
    });

    test('isModifierPressed returns accurate value', () => {
      const spy = sandbox.spy(element, 'isModifierPressed');
      element._handleKey = e => {
        element.isModifierPressed(e, 'shiftKey');
      };
      MockInteractions.keyDownOn(element, 75, 'shift', 'k');
      assert.isTrue(spy.lastCall.returnValue);
      MockInteractions.keyDownOn(element, 75, null, 'k');
      assert.isFalse(spy.lastCall.returnValue);
      MockInteractions.keyDownOn(element, 75, 'ctrl', 'k');
      assert.isFalse(spy.lastCall.returnValue);
      MockInteractions.keyDownOn(element, 75, null, 'k');
      assert.isFalse(spy.lastCall.returnValue);
      MockInteractions.keyDownOn(element, 75, 'meta', 'k');
      assert.isFalse(spy.lastCall.returnValue);
      MockInteractions.keyDownOn(element, 75, null, 'k');
      assert.isFalse(spy.lastCall.returnValue);
      MockInteractions.keyDownOn(element, 75, 'alt', 'k');
      assert.isFalse(spy.lastCall.returnValue);
    });
  });
</script>
